Tested on 1,000s of bulbs and dozens of brands for flicker-free dimming, Works with up to 150 Watts of dimmable LED/CFL bulbs or 600 Watts of Incandescent/Halogen bulbs, Lutron's patented technology optimizes the dim range of your bulb and prevents interference with other dimmers in the home, Can be used in single-pole or 3-Way applications, where lights are controlled from one or two locations, Installs in as little as 15 minutes in homes of all ages NO NEUTRAL REQUIRED, Includes (1) Diva LED+ (formerly C.L) Dimmer Switch and (1) coordinating wallplate